help po!! need kopo ngayon thank youu
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help po!! need kopo ngayon thank youu
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Answer:
If 2/5 are boys then 3/5 are girls
These added together equal 5/5 which is the total number in the class ( 45 in this example )
45 divided by 5 equals 9
3 fifths would be 3 x 9 = 27 girls
The other way is to let x = number of girls
multiply 45 ( total # students) by (3/5)
x = 45 (3/5)
x = 135/5 = 27 girls
Step-by-step explanation:
Hope it helps!
Answer:
100 boys
Step-by-step explanation:
175÷7= 25
25 x 3 = 75 - number of girls
175 - 75 = 100 - number of boys